Finding the Fourth Proportional to 212.33, 292.99 and 119.08
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Solution
The fourth proportional to 212.33, 292.99 and 119.08 is: 164.31
Step by Step Solution
- Step 1: Write the proportion equation
212.33 : 292.99 = 119.08 : x - Step 2: Convert to fraction form
212.33/292.99 = 119.08/x - Step 3: Cross multiply
212.33x = 292.99 × 119.08 - Step 4: Simplify right side
212.33x = 34,887.19 - Step 5: Solve for x
x = 34,887.19/212.33 - Step 6: Final answer
x = 164.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.